16397990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3209}}^1$

素因数の和:3296

約数の個数: 32

約数和(自身を含む): 34205760

約数和(自身を除く): 17807770

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 3209, 5110, 6418, 16045, 22463, 32090, 44926, 112315, 224630, 234257, 468514, 1171285, 1639799, 2342570, 3279598, 8198995, 16397990]

約数ペア:

[(1, 16397990), (2, 8198995), (5, 3279598), (7, 2342570), (10, 1639799), (14, 1171285), (35, 468514), (70, 234257), (73, 224630), (146, 112315), (365, 44926), (511, 32090), (730, 22463), (1022, 16045), (2555, 6418), (3209, 5110)]